"""
Modules needed for compatibility

Some files in this directory are taken from the PyPy project,
http://codespeak.net/pypy

They are licensed under the MIT license, reproduced below.

The full licensing and the copyright information is at
http://codespeak.net/svn/pypy/dist/LICENSE

    The MIT License

    Permission is hereby granted, free of charge, to any person
    obtaining a copy of this software and associated documentation
    files (the "Software"), to deal in the Software without
    restriction, including without limitation the rights to use,
    copy, modify, merge, publish, distribute, sublicense, and/or
    sell copies of the Software, and to permit persons to whom the
    Software is furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included
    in all copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
    OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
    THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
    FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
    DEALINGS IN THE SOFTWARE.

Some files are taken from the ElementTree project,
http://effbot.org/zone/element-index.htm

Their license is:

    The ElementTree Library is

    Copyright (c) 1999-2005 by Secret Labs AB
    Copyright (c) 1999-2005 by Fredrik Lundh

    By obtaining, using, and/or copying this software and/or its
    associated documentation, you agree that you have read, understood,
    and will comply with the following terms and conditions:

    Permission to use, copy, modify, and distribute this software and its
    associated documentation for any purpose and without fee is hereby
    granted, provided that the above copyright notice appears in all
    copies, and that both that copyright notice and this permission notice
    appear in supporting documentation, and that the name of Secret Labs
    AB or the author not be used in advertising or publicity pertaining to
    distribution of the software without specific, written prior
    permission.

    SECRET LABS AB AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO
    THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
    FITNESS.  IN NO EVENT SHALL SECRET LABS AB OR THE AUTHOR BE LIABLE FOR
    ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
    OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
"""
